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From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: "U-Boot Version 2 (barebox)" <barebox@lists.infradead.org>
Subject: Re: how does one enable barebox's low-level debugging?
Date: Tue, 4 Dec 2012 12:52:46 +0100	[thread overview]
Message-ID: <20121204115246.GF8327@game.jcrosoft.org> (raw)
In-Reply-To: <20121203162121.GT10369@pengutronix.de>

On 17:21 Mon 03 Dec     , Sascha Hauer wrote:
> On Mon, Dec 03, 2012 at 10:45:41AM -0500, Robert P. J. Day wrote:
> > 
> >   looking through common/startup.c and decided i wanted to see
> > confirmation of all the initcalls running here:
> > 
> >         for (initcall = __barebox_initcalls_start;
> >                         initcall < __barebox_initcalls_end; initcall++) {
> >                 debug("initcall-> %pS\n", *initcall);
> >                 result = (*initcall)();
> >                 if (result)
> >                         pr_err("initcall %pS failed: %s\n", *initcall,
> >                                         strerror(-result));
> >         }
> > 
> > 
> > so i started from scratch, ran "make menuconfig" for both the x-loader
> > and barebox to enable "low level debug messages", but i don't see any
> > difference in the boot output.
> > 
> >   i've perused the barebox wiki and don't see anything regarding that
> > setting.  am i doing something wrong?
> 
> You have to add a "#define DEBUG" to the file you want to have the debug
> messages from. Add this *above* the includes, just like in the kernel.
> 
> Something not mentioned in the wiki is that before the first console is
> initialized barebox will print the messages into a ring buffer which it
> will dump when the first console is initialized.
but also print on the debug console if enabled

on the current barebox

Best Regards,
J.

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  parent reply	other threads:[~2012-12-04 11:54 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-03 15:45 Robert P. J. Day
2012-12-03 16:21 ` Sascha Hauer
2012-12-03 17:46   ` Robert P. J. Day
2012-12-04 11:52   ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2012-12-04 12:10     ` Robert P. J. Day
2012-12-04 16:33       ` Jean-Christophe PLAGNIOL-VILLARD

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